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Average Number of Tornado Incidences per Year (U.S.)

North AmericaPhysical Environment

Tornado prevalence in the United States per 1,000 square miles per year

A map shows average tornado incidences per year in the U.S. The highest incidences (dark brown) are in Oklahoma, parts of Texas, Kansas, and Missouri. The lowest incidences (light yellow) are in Alaska, Washington, Oregon, and California.

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Display by:	Average Number of Tornado Incidences per Year (U.S.)					Cattle and Calves
	Less than 1	1–5	6–10	11–15	More than 15	Class	Rank	Value
Alabama		69.5%	16.4%	14.0%		Clicking on the button will update the content.	26	680,000
Alaska	99.8%					Clicking on the button will update the content.	58	8,000
Alberta						Clicking on the button will update the content.	2	4,810,000
Arizona	92.2%	7.76%				Clicking on the button will update the content.	41	370,000
Arkansas			87.2%	12.8%		Clicking on the button will update the content.	21	870,000
British Columbia	2.52%					Clicking on the button will update the content.	32	565,000
California	99.9%					Clicking on the button will update the content.	3	2,390,000
Colorado	69.4%	30.6%				Clicking on the button will update the content.	22	845,000
Connecticut		99.9%				Clicking on the button will update the content.	53	23,000
Delaware		99.2%				Clicking on the button will update the content.	59	3,800
District of Columbia		100%				Clicking on the button will update the content.	63	0
Florida		64.2%	35.5%			Clicking on the button will update the content.	16	980,000
Georgia		61.5%	38.5%			Clicking on the button will update the content.	31	570,000
Hawaii	92.1%					Clicking on the button will update the content.	47	83,000
Idaho	100%					Clicking on the button will update the content.	13	1,110,000
Illinois		70.3%	29.6%			Clicking on the button will update the content.	38	420,000
Indiana		62.9%	37.1%			Clicking on the button will update the content.	42	360,000
Iowa		50.0%	50.0%			Clicking on the button will update the content.	14	1,100,000
Kansas		68.1%	31.5%			Clicking on the button will update the content.	11	1,490,000
Kentucky	4.42%	60.5%	35.1%			Clicking on the button will update the content.	18	940,000
Louisiana		30.4%	69.5%			Clicking on the button will update the content.	37	445,000
Maine	40.0%	59.8%				Clicking on the button will update the content.	52	36,000
Manitoba						Clicking on the button will update the content.	17	960,000
Maryland		99.3%				Clicking on the button will update the content.	48	80,000
Massachusetts		99.5%				Clicking on the button will update the content.	54	16,500
Michigan	34.8%	64.8%				Clicking on the button will update the content.	34	530,000
Minnesota	23.4%	72.5%	4.03%			Clicking on the button will update the content.	23	815,000
Mississippi		10.9%	74.0%	15.1%		Clicking on the button will update the content.	36	455,000
Missouri		23.4%	62.5%	14.1%		Clicking on the button will update the content.	6	2,010,000
Montana	100%					Clicking on the button will update the content.	12	1,280,000
Nebraska		88.6%	11.4%			Clicking on the button will update the content.	7	1,760,000
Nevada	100%					Clicking on the button will update the content.	43	265,000
New Brunswick						Clicking on the button will update the content.	51	53,500
New Hampshire	1.24%	98.7%				Clicking on the button will update the content.	55	14,500
New Jersey	19.5%	80.3%				Clicking on the button will update the content.	56	13,000
New Mexico	90.2%	9.71%				Clicking on the button will update the content.	25	725,000
New York	61.6%	38.3%				Clicking on the button will update the content.	24	730,000
Newfoundland and Labrador						Clicking on the button will update the content.	57	10,900
North Carolina		99.9%				Clicking on the button will update the content.	40	380,000
North Dakota	29.5%	70.5%				Clicking on the button will update the content.	19	890,000
Northwest Territories						Clicking on the button will update the content.	64	0
Nova Scotia						Clicking on the button will update the content.	49	69,800
Nunavut						Clicking on the button will update the content.	62	0
Ohio	3.97%	96.0%				Clicking on the button will update the content.	33	540,000
Oklahoma		3.41%	35.1%	46.0%	15.5%	Clicking on the button will update the content.	5	2,020,000
Ontario						Clicking on the button will update the content.	9	1,570,000
Oregon	100%					Clicking on the button will update the content.	30	630,000
Pennsylvania	6.15%	93.9%				Clicking on the button will update the content.	28	660,000
Prince Edward Island						Clicking on the button will update the content.	50	56,100
Québec						Clicking on the button will update the content.	15	995,000
Rhode Island		99.3%				Clicking on the button will update the content.	60	1,600
Saskatchewan						Clicking on the button will update the content.	4	2,180,000
South Carolina		99.9%				Clicking on the button will update the content.	45	168,000
South Dakota	22.1%	76.0%	1.85%			Clicking on the button will update the content.	8	1,720,000
Tennessee		41.3%	58.7%			Clicking on the button will update the content.	20	870,000
Texas	16.8%	43.9%	36.9%		2.38%	Clicking on the button will update the content.	1	4,950,000
Utah	100%					Clicking on the button will update the content.	39	410,000
Vermont	77.1%	22.6%				Clicking on the button will update the content.	46	132,000
Virginia	10.3%	89.6%				Clicking on the button will update the content.	29	630,000
Washington	99.9%					Clicking on the button will update the content.	35	475,000
West Virginia	48.2%	51.8%				Clicking on the button will update the content.	44	196,000
Wisconsin	13.1%	53.1%	33.7%			Clicking on the button will update the content.	10	1,550,000
Wyoming	87.7%	12.3%				Clicking on the button will update the content.	27	680,000
Yukon						Clicking on the button will update the content.	61	0

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